:root{--panel-opacity:.95;--panel-bg:rgba(255,255,255,var(--panel-opacity));--panel-header-bg:rgba(248,250,252,var(--panel-opacity));--ink:#0f172a;--muted:#64748b;--line:rgba(148,163,184,0.28);--primary:#1d4ed8;--primary-strong:#1e40af;--success:#15803d;--danger:#b91c1c;--shadow:0 20px 50px rgba(2,6,23,0.16);}*{box-sizing:border-box;margin:0;padding:0;}html{min-height:100%;background:#08111f;}body{min-height:100vh;color:var(--ink);font-family:"Microsoft YaHei","PingFang SC","Segoe UI",Arial,sans-serif;letter-spacing:0;overflow-x:hidden;}#globe-container{position:fixed;inset:0;z-index:-2;background:radial-gradient(circle at 18% 18%,rgba(29,78,216,0.18),transparent 32%),linear-gradient(135deg,#08111f 0,#0f172a 58%,#111827 100%);opacity:1;transition:opacity 900ms ease;}#globe-container canvas{display:block;width:100%;height:100%;}#cloud-transition{position:fixed;inset:-18vh -16vw;z-index:4;opacity:0;pointer-events:none;transform:scale(1.18) translateY(10vh);background:radial-gradient(circle at 16% 56%,rgba(255,255,255,0.88) 0 8%,rgba(226,232,240,0.58) 14%,transparent 29%),radial-gradient(circle at 42% 46%,rgba(255,255,255,0.92) 0 10%,rgba(219,234,254,0.52) 17%,transparent 34%),radial-gradient(circle at 72% 55%,rgba(255,255,255,0.88) 0 9%,rgba(203,213,225,0.44) 16%,transparent 32%),radial-gradient(circle at 88% 38%,rgba(255,255,255,0.72) 0 7%,rgba(191,219,254,0.34) 15%,transparent 28%);filter:blur(14px);}#cloud-transition::before,#cloud-transition::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 24% 32%,rgba(255,255,255,0.82) 0 8%,transparent 27%),radial-gradient(circle at 58% 68%,rgba(255,255,255,0.7) 0 9%,transparent 30%),radial-gradient(circle at 80% 28%,rgba(219,234,254,0.54) 0 8%,transparent 26%);}#cloud-transition::after{transform:translateX(9vw) translateY(-5vh) scale(1.08);opacity:.7;filter:blur(18px);}#cloud-transition.active{animation:cloud-fly-through 2800ms cubic-bezier(0.19,1,0.22,1) both;}@keyframes cloud-fly-through{0%{opacity:0;transform:scale(1.35) translate3d(-12vw,18vh,0);}24%{opacity:.9;}54%{opacity:.66;transform:scale(1.06) translate3d(4vw,0,0);}100%{opacity:0;transform:scale(0.82) translate3d(18vw,-16vh,0);}}#city-label{position:fixed;z-index:6;display:none;min-width:86px;max-width:190px;transform:translate(-50%,calc(-100% - 18px));border:1px solid rgba(147,197,253,0.54);border-radius:999px;padding:7px 12px;background:rgba(15,23,42,0.86);box-shadow:0 12px 28px rgba(15,23,42,0.26),0 0 26px rgba(96,165,250,0.22);color:#f8fafc;font-size:13px;line-height:1.2;overflow:hidden;text-align:center;text-overflow:ellipsis;white-space:nowrap;pointer-events:none;backdrop-filter:blur(12px);}#city-label.show{display:block;}#current-node{position:fixed;top:14px;left:50%;z-index:50;max-width:calc(100vw - 32px);transform:translateX(-50%);padding:9px 18px;border:1px solid rgba(147,197,253,0.42);border-radius:999px;background:rgba(15,23,42,0.82);box-shadow:0 12px 28px rgba(15,23,42,0.26);color:#f8fafc;font-size:14px;line-height:1.2;text-align:center;white-space:nowrap;backdrop-filter:blur(14px);}.navbar{position:sticky;top:0;z-index:20;border-bottom:1px solid rgba(148,163,184,0.24);background:rgba(15,23,42,0.76);box-shadow:0 10px 30px rgba(2,6,23,0.18);backdrop-filter:blur(18px);}.nav-container{display:grid;grid-template-columns:minmax(190px,1fr) auto minmax(220px,1fr);align-items:center;gap:24px;width:min(1180px,calc(100% - 32px));min-height:72px;margin:0 auto;padding:0 4px;color:#fff;}.logo{display:flex;align-items:center;gap:10px;min-width:0;font-size:18px;font-weight:700;}.logo i{color:#93c5fd;}.opacity-control{display:flex;align-items:center;justify-content:center;gap:10px;min-width:280px;color:#e2e8f0;font-size:13px;}#opacitySlider{width:122px;accent-color:var(--primary);cursor:pointer;}#opacityValue{width:40px;color:#bfdbfe;font-variant-numeric:tabular-nums;}.nav-desc{justify-self:end;color:#cbd5e1;font-size:13px;white-space:nowrap;}.main-container{position:relative;z-index:5;display:grid;grid-template-columns:minmax(320px,0.95fr) minmax(360px,1.25fr);align-items:start;gap:22px;width:min(1180px,calc(100% - 32px));margin:34px auto max(56px,env(safe-area-inset-bottom));}.panel{overflow:hidden;border:1px solid var(--line);border-radius:8px;background:var(--panel-bg);box-shadow:var(--shadow);backdrop-filter:blur(16px);}.api-panel{grid-column:1 / -1;}.panel-header{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:58px;padding:16px 22px;border-bottom:1px solid var(--line);background:var(--panel-header-bg);}.panel-header h4{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;}.panel-header i{color:var(--primary);}.panel-body{padding:22px;}.status-text,.tip{color:var(--muted);font-size:13px;}.upload-area{position:relative;display:grid;place-items:center;gap:14px;min-height:clamp(180px,24vh,260px);padding:34px;border:1px dashed rgba(37,99,235,0.42);border-radius:8px;background:rgba(248,250,252,0.56);text-align:center;transition:border-color 160ms ease,background 160ms ease,transform 160ms ease;}.upload-area.drag-over{border-color:var(--primary);background:rgba(219,234,254,0.72);transform:translateY(-1px);}.upload-area>i{color:var(--primary);font-size:38px;}.upload-area p{max-width:520px;color:#475569;line-height:1.65;}#fileInput{display:none;}button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:36px;border:0;border-radius:6px;padding:8px 14px;font:inherit;font-size:14px;cursor:pointer;transition:transform 120ms ease,background 120ms ease,box-shadow 120ms ease;}button:disabled{cursor:not-allowed;opacity:.62;}button:not(:disabled):hover{transform:translateY(-1px);}.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 18px rgba(29,78,216,0.2);}.btn-primary:hover{background:var(--primary-strong);}.btn-secondary{border:1px solid rgba(148,163,184,0.36);background:rgba(255,255,255,0.7);color:#334155;}.btn-success{background:var(--success);color:#fff;}.btn-danger{border:1px solid rgba(185,28,28,0.2);background:rgba(185,28,28,0.1);color:var(--danger);}.file-list{display:grid;gap:10px;max-height:min(520px,48vh);overflow:auto;padding-right:2px;}.file-item{display:grid;grid-template-columns:auto minmax(0,1fr) auto minmax(260px,auto);align-items:center;gap:14px;min-height:58px;padding:12px 14px;border:1px solid rgba(148,163,184,0.22);border-radius:8px;background:rgba(255,255,255,0.56);}.file-actions{display:flex;align-items:center;justify-content:flex-end;gap:8px;flex-wrap:wrap;}.file-actions button{min-height:34px;padding:7px 10px;font-size:13px;}.file-icon{color:var(--primary);font-size:18px;}.file-name{min-width:0;overflow:hidden;color:#0f172a;font-weight:600;text-overflow:ellipsis;white-space:nowrap;}.file-size{color:var(--muted);font-size:13px;font-variant-numeric:tabular-nums;}.empty-tip{padding:46px 16px;color:var(--muted);text-align:center;}.api-doc{color:#334155;line-height:2;}.api-item h5{margin-bottom:6px;color:#0f172a;font-size:15px;}.api-item code{border:1px solid rgba(37,99,235,0.12);border-radius:5px;background:rgba(219,234,254,0.62);color:#1d4ed8;padding:3px 7px;word-break:break-all;}.modal{position:fixed;inset:0;z-index:100;display:none;align-items:center;justify-content:center;padding:20px;background:rgba(2,6,23,0.62);}.modal.show{display:flex;}.modal-content{width:min(560px,100%);overflow:hidden;border:1px solid var(--line);border-radius:8px;background:var(--panel-bg);box-shadow:0 24px 70px rgba(2,6,23,0.36);backdrop-filter:blur(16px);}.modal-header,.modal-body{padding:18px 20px;}.modal-header{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);background:var(--panel-header-bg);}.close{width:34px;min-height:34px;padding:0;background:transparent;color:#475569;font-size:24px;}.input-group{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px;margin-bottom:12px;}#shareUrl{width:100%;min-height:38px;border:1px solid rgba(148,163,184,0.42);border-radius:6px;padding:8px 10px;color:#0f172a;font:inherit;}#toast{position:fixed;right:18px;bottom:18px;z-index:120;max-width:min(420px,calc(100vw - 36px));padding:12px 14px;border-radius:8px;background:rgba(15,23,42,0.9);box-shadow:0 14px 34px rgba(2,6,23,0.24);color:#fff;font-size:14px;opacity:0;pointer-events:none;transform:translateY(10px);transition:opacity 180ms ease,transform 180ms ease;}#toast.show{opacity:1;transform:translateY(0);}@media(max-width:780px){#current-node{top:10px;font-size:13px;}.nav-container{grid-template-columns:1fr;justify-items:stretch;gap:12px;padding:58px 0 14px;}.main-container{grid-template-columns:1fr;width:min(100% - 24px,720px);margin-top:20px;}.opacity-control,.nav-desc{justify-content:flex-start;justify-self:start;min-width:0;}.panel-header,.input-group,.file-item{grid-template-columns:1fr;}.panel-header{align-items:flex-start;}.file-item{justify-items:start;}.file-actions{width:100%;justify-content:stretch;}.file-actions button{flex:1 1 30%;}}@media(max-width:520px){.main-container{width:min(100% - 18px,520px);}.panel-body{padding:16px;}.upload-area{min-height:170px;padding:24px 14px;}button{width:100%;}}@media(pointer:coarse){button,#shareUrl,#opacitySlider{min-height:44px;}}@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:1ms!important;transition-duration:1ms!important;scroll-behavior:auto!important;}}